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The NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) has recently published a Data-in-Action article entitled "Atmospheric Infrared Sounder (AIRS) surface temperature data show unusual Antarctic high temperatures in February" From the Introduction: In early Febru...

The NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) has published its analysis of anomalies and extremes in global surface air temperatures and precipitation for the month of February 2020. The assessment uses: 1. Atmospheric Infrared Sounder (AIRS) surface air temperatur...

Dear Antu, Thank you for an excellent question. However, the appropriate Distributed Active Archive Center (DAAC) to answer your question is the Ocean Biology DAAC, OB.DAAC, https://oceancolor.gsfc.nasa.gov . The OB.DAAC has a User Forum that is dedicated to answering questions from the ocean color ...

Our Subject Matter Expert indicates that the best MERRA-2 rainfall product to use is the Total Surface Precipitation, time average, Hourly temporal resolution.

Answer: The daily volume of AIRS L1B products is: The average size of each granule: L1B-AIRS-IR-Rad: 13,440 Mb L1B-Vis/NIR-Rad: 2,640 Mb L1B-AMSU-Rad: 144 Mb L1B-HSB-Rad: 408 Mb L2-Standard-Product: 552 Mb L2-Support-Product: 2,496 Mb L2-Cloud-Cleared-Rad: 2,280 Mb L1B-AIRS-IR-Rad: 56 Mb L1B-Vis/NIR...

There is a document comparing the datasets:

https://docserver.gesdisc.eosdis.nasa.g ... sition.pdf

More technical information can be found if you wish a comparison of the data characteristics in each product.

For comparison, here is the same plot, except for August 2018.

The NASA GES DISC would like to announce a recent News article published on the Web site, entitled: "Nitrogen Dioxide Emissions Show the Intensity and Pattern of Wildfires in Central South America in August 2019" In this article, difference maps created with Giovanni and NASA Panoply demon...